AS12156

Name: AS12156 — City of Aurora Colorado
Creator: ipdex

City of Aurora Colorado Unknown registered in United States

6IPv4 prefixes

0IPv6 prefixes

#16,428AS Rank

327/327RIS visibility

#4,646Rank in United States

2018-01-24Allocated

City of Aurora Colorado (AS12156) — Unknown, registered in United States. announces 6 IPv4 prefixes + 0 IPv6 prefixes. Rank in United States: #4646. Allocated: 2018-01-24.

IPv4 6IPv6 0

Announced prefixes · 6

v4 192.78.99.0/24 unknown
v4 198.148.209.0/24 unknown
v4 198.199.187.0/24 unknown
v4 198.199.188.0/24 unknown
v4 205.167.144.0/23 unknown
v4 205.167.144.0/24 unknown

Routing: 6 IPv4 · 0 IPv6 announced · RIS visibility 327/327 RIS peers · RIPEstat · 2026-06-17

Prefix history

Announced prefixes Source: ipdex daily snapshot · sparse rows, value holds until the next change (steps)

Data table

Day	Announced prefixes
2026-06-12	6
2026-06-13	6

AS topology · Customer cone 1

Providers · 3

AS209 CenturyLink Communications, LLC
AS13649 Flexential Colorado Corp.
AS33652 Comcast Cable Communications, LLC

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